Inflatable sword



FIG. 1 is a front left side top perspective view of my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is front elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof; and,

FIG. 6 is a rear right side bottom perspective view thereof. 

The ornamental design for an inflatable sword, as shown and described. 